Mathematical Inequalities & Applications · Volume 24, Issue 1

On constants in coconvex approximation of periodic functions

24-14 Pages 201-208 DOI 10.7153/mia-2021-24-14

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Authors

German Dzyubenko

Keywords

coconvex approximation by trigonometric polynomials Jackson estimates counterexample

Subject classes

42A10 41A17 41A25 41A29